This week: Margaret Cho in A.C., Stallone in theaters and Keri Russell returns to TV

Comedian Margaret Cho, above, says her "Mother" comedy tour, which comes to Atlantic City this week, could be her edgiest show to date. The all-new standup act offers an untraditional look at motherhood. It will be filled with observations on culture, drugs, politics, race and sexuality. Cho's performance Saturday will be in the Showroom at Tropicana Casino and Resort.

Other entertainment in town Saturday includes The Used at House of Blues Atlantic City in the Show-boat Casino Hotel, Tony Orlando at the Concert Venue in Harrah's Resort and the Freestyle Free For All show in the Mark G. Etess Arena at Trump Taj Mahal Casino Resort.

R&B singer Jeffrey Osborne applies his signature baritone voice to pop standards and classic love songs on his newest CD, "A Time for Love." The CD will be released Tuesday.

Stallone in action

A hit man, played by 1980s action star Sylvester Stallone, above, and a police officer, portrayed by Sung Kang, form an alliance to bring down their common enemy after watching their respective partners die in the action thriller "Bullet to the Head," opening Friday.

The other nationwide releases are the crime comedy "Stand Up Guys" and the romantic horror comedy "Warm Bodies."

Russian spies

Matthew Rhys and Keri Russell, above, bring to life married KGB spies during the 1980s who pose as an ordinary Washington D.C. couple in the new hourlong action drama "The Americans."